)Nfate: ]5 communication marks will be given for clear and well organized solutions. 1 7K a) The magnitude of E} = [1,2, 2) is b) Which expression is meaningless? (circle your answer) A(3x?pa? 3(amee' C(ai? D(ax?}e E(??}? c) The vector sum of E' = 10m [E] and E) = 10m [S] is _> d) The vector result of (?2?+3 k )+(2?+?)(2?3E}) is } l e) The result of the dot product ( ilZ j>+3 k )-(2 5+ 3}2 k ) is f) The result of the cross product (1, 0, 3) X [1, 2, 2) is g] Which relation is ECORREEET? (circle your answer) _> _> A A ?33o Bax?=k C?x?= Dj- i Space for rough work: 2) [3K] Consider the vacuum 3' = (0,113), T? = (1,1,4) and T! ={2,1,n). Com- pute: _} a] 71' 2 b bHE'xb'}? c] larch? 3) [2A] A wagon is pulled a distance of 200 1T1 by a. 151] N force applied at. an angle of 45\". How much wk has been done? Show all yum work